/**
 * Copyright 2013-2015, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 *
* @providesModule shallowCompare
*/

'use strict';

var shallowEqual = require('shallowEqual');

/**
 * Does a shallow comparison for props and state.
 * See ReactComponentWithPureRenderMixin
 */
function shallowCompare(instance, nextProps, nextState) {
  return (
    !shallowEqual(instance.props, nextProps) ||
    !shallowEqual(instance.state, nextState)
  );
}

module.exports = shallowCompare;
